Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Narrative) (Details)

v2.4.1.9
Stock-Based Compensation (Narrative) (Details) (USD $)
3 Months Ended 1 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Mar. 23, 2015
Sep. 24, 2014
2013 Equity Compensation Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of shares authorized for issuance under equity incentive plan 500,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
/ us-gaap_PlanNameAxis
= ipdn_EquityCompensationPlanMember
     
Warrant [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Compensation expense $ 0us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_ClassOfWarrantOrRightAxis
= us-gaap_WarrantMember
$ 0us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_ClassOfWarrantOrRightAxis
= us-gaap_WarrantMember
   
NAPW [Member] | Warrant [Member] | Mr. Proman [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Warrants issued       50,000us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
/ us-gaap_BusinessAcquisitionAxis
= ipdn_NationalAssociationOfProfessionalWomenMember
/ us-gaap_ClassOfWarrantOrRightAxis
= us-gaap_WarrantMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ipdn_MatthewPromanMember
Exercise price of warrants       $ 4.00us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
/ us-gaap_BusinessAcquisitionAxis
= ipdn_NationalAssociationOfProfessionalWomenMember
/ us-gaap_ClassOfWarrantOrRightAxis
= us-gaap_WarrantMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ipdn_MatthewPromanMember
NAPW [Member] | Warrant Two [Member] | Mr. Proman [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Warrants issued       131,250us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
/ us-gaap_BusinessAcquisitionAxis
= ipdn_NationalAssociationOfProfessionalWomenMember
/ us-gaap_ClassOfWarrantOrRightAxis
= ipdn_WarrantTwoMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ipdn_MatthewPromanMember
Exercise price of warrants       $ 10.00us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
/ us-gaap_BusinessAcquisitionAxis
= ipdn_NationalAssociationOfProfessionalWomenMember
/ us-gaap_ClassOfWarrantOrRightAxis
= ipdn_WarrantTwoMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ipdn_MatthewPromanMember
Stock Options [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock options granted 32,857us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
     
Stock options granted, exercise price $ 4.90us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
     
Compensation expense 11,403us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
0us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
   
Unrecognized compensation expense 218,644us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
     
Period over which compensation expense will be recognized 1 year 8 months 26 days      
Stock Options [Member] | Certain directors [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock options granted     32,857us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= us-gaap_ManagementMember
 
Fair value of stock options granted     61,443us-gaap_StockGrantedDuringPeriodValueSharebasedCompensationGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= us-gaap_ManagementMember
 
Stock options granted, exercise price     $ 4.90us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= us-gaap_ManagementMember
 
Term     10 years  
Vesting period     1 year  
Stock Options [Member] | NAPW [Member] | Mr. Proman [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock options granted       183,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_BusinessAcquisitionAxis
= ipdn_NationalAssociationOfProfessionalWomenMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ipdn_MatthewPromanMember
Stock options granted, exercise price       $ 3.45us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_BusinessAcquisitionAxis
= ipdn_NationalAssociationOfProfessionalWomenMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ipdn_MatthewPromanMember
Restricted Stock [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Compensation expense 110,667us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
0us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
   
Unrecognized compensation expense $ 885,339us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
     
Period over which compensation expense will be recognized 2 years 8 months 12 days      
Restricted stock granted         
Restricted stock vested